Base | Representation |
---|---|
bin | 11000001110000101… |
… | …11001110001100011 |
3 | 1020120012122002102200 |
4 | 30013002321301203 |
5 | 203112243301311 |
6 | 5550141344243 |
7 | 640141361151 |
oct | 140702716143 |
9 | 36505562380 |
10 | 13003103331 |
11 | 5572a04a99 |
12 | 262a868083 |
13 | 12c2c1a3aa |
14 | 8b4d363d1 |
15 | 511866556 |
hex | 3070b9c63 |
13003103331 has 48 divisors (see below), whose sum is σ = 19448567424. Its totient is φ = 8367224832.
The previous prime is 13003103329. The next prime is 13003103339. The reversal of 13003103331 is 13330130031.
13003103331 is a `hidden beast` number, since 1 + 300 + 31 + 0 + 3 + 331 = 666.
It is not a de Polignac number, because 13003103331 - 21 = 13003103329 is a prime.
It is a super-2 number, since 2×130031033312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13003103339) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10024875 + ... + 10026171.
It is an arithmetic number, because the mean of its divisors is an integer number (405178488).
Almost surely, 213003103331 is an apocalyptic number.
13003103331 is a deficient number, since it is larger than the sum of its proper divisors (6445464093).
13003103331 is a wasteful number, since it uses less digits than its factorization.
13003103331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1660 (or 1657 counting only the distinct ones).
The product of its (nonzero) digits is 243, while the sum is 18.
Adding to 13003103331 its reverse (13330130031), we get a palindrome (26333233362).
The spelling of 13003103331 in words is "thirteen billion, three million, one hundred three thousand, three hundred thirty-one".
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